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Note 8 - (Loss) Earnings Per Common Share (Tables)
6 Months Ended
Jun. 30, 2013
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended

        Six Months Ended  
   

June 30,

2013

   

July 1,

2012

   

June 30,

2013

     

July 1,

2012

 
   

(Unaudited)

     

(Unaudited)

 

Basic and Diluted Net Earnings:

                               

(Loss) income from continuing operations as reported

  $ (1,494 )   $ 5,014     $ (7,953 )   $ 10,525  

Less distributed and undistributed earnings allocable to restricted award holders

    0       (220 )     0       (423 )

Less dividends declared attributable to restricted award holders

    (12 )     (17 )     (23 )     (30 )

Net (loss) income from continuing operations allocable to common stockholders

    (1,506 )     4,777       (7,976 )     10,072  

Loss from discontinued operations, net of tax allocable to common stockholders

    0       (576 )     0       (799 )

Net (loss) income allocable to common stockholders

  $ (1,506 )   $ 4,201     $ (7,976 )   $ 9,273  
                                 

Weighted average shares outstanding-basic

    19,347       19,068       19,255       19,020  

Weighted average additional shares assuming conversion of potential common shares

    0       365       0       341  

Weighted average shares outstanding - diluted

    19,347       19,433       19,255       19,361  

Basic (loss) income per common share attributable to stockholders:

                               

Continuing operations

  $ (0.08 )   $ 0.25     $ (0.41 )   $ 0.53  

Discontinued operations

    0.00       (0.03 )     0.00       (0.04 )

Net (loss) income

  $ (0.08 )   $ 0.22     $ (0.41 )   $ 0.49  
                                 

Diluted (loss) income per common share attributable to stockholders:

                               

Continuing operations

  $ (0.08 )   $ 0.25     $ (0.41 )   $ 0.52  

Discontinued operations

    0.00       (0.03 )     0.00       (0.04 )

Net (loss) income

  $ (0.08 )   $ 0.22     $ (0.41 )   $ 0.48